500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/43/1153735209.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20');}" onmousewheel="return imgzoom(this);">TL494的保护电路这样接行否?
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@风中的枫林
电机额定电压电流是48V78A我现在可以不要求效率,以后再慢慢改进也不迟大哥能否给个全桥电路我看看我到现在连全桥电路长啥样都不知道光知道要四个管子谢谢了另外用IGBT单管能不能做到3KW?
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/43/1153814978.jpg');}" onmousewheel="return imgzoom(this);">基本结构 0
